Ep. 13: Episode 13
Ipinalabas noong Hunyo 26, 2011
Through Sakamoto, the Professor learns of Nano's wish to go to school though she misunderstands that Nano wants to leave her. Despite having a serious fever, Yuuko still goes to school to perform some tricks she practiced for Mio albeit without success. Sakamoto is afraid that the Professor is being spoiled by Nano when she gives in to the Professor's persistence and buys her sweets. Yuuko scores 80 in a test. Mio finds her overreaction too annoying. On a stormy night, the Professor has Nano escort her to the bathroom. She asks Nano if she really wants to go to school. The next day, the Professor brings her a high school uniform to her surprise and joy. (Source: Wikipedia)